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      07-17-2012, 03:50 PM   #89
Stealth ///M
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Drives: 2008 E92 M3
Join Date: May 2012
Location: NYC

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Quote:
Originally Posted by CCL16M3
After driving, when the brakes cool, they make a weird clicking or popping noise.... Had rattling but that was cause of the drone from my exhaust. Then I switched to the OEM exhaust mod and no rattle anymore....
That's "cracking" noise is called thermal expansion..completely normal, and it's probably not coming from your brakes.